The Tor Browser: browser/components/sessionstore/test/browser_491577.js@6474c204b198 (annotated)

browser/components/sessionstore/test/browser_491577.js@6474c204b198 (annotated)

browser/components/sessionstore/test/browser_491577.js

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 function test() {
   /** Test for Bug 491577 **/
   // test setup
   waitForExplicitFinish();
   const REMEMBER = Date.now(), FORGET = Math.random();
   let test_state = {
     windows: [ { tabs: [{ entries: [{ url: "http://example.com/" }] }], selected: 1 } ],
     _closedWindows : [
       // _closedWindows[0]
       {
         tabs: [
           { entries: [{ url: "http://example.com/", title: "title" }] },
           { entries: [{ url: "http://mozilla.org/", title: "title" }] }
         ],
         selected: 2,
         title: FORGET,
         _closedTabs: []
       },
       // _closedWindows[1]
       {
         tabs: [
          { entries: [{ url: "http://mozilla.org/", title: "title" }] },
          { entries: [{ url: "http://example.com/", title: "title" }] },
          { entries: [{ url: "http://mozilla.org/", title: "title" }] },
         ],
         selected: 3,
         title: REMEMBER,
         _closedTabs: []
       },
       // _closedWindows[2]
       {
         tabs: [
           { entries: [{ url: "http://example.com/", title: "title" }] }
         ],
         selected: 1,
         title: FORGET,
         _closedTabs: [
           {
             state: {
               entries: [
                 { url: "http://mozilla.org/", title: "title" },
                 { url: "http://mozilla.org/again", title: "title" }
               ]
             },
             pos: 1,
             title: "title"
           },
           {
             state: {
               entries: [
                 { url: "http://example.com", title: "title" }
               ]
             },
             title: "title"
           }
         ]
       }
     ]
   };
   let remember_count = 1;
   function countByTitle(aClosedWindowList, aTitle)
     aClosedWindowList.filter(function(aData) aData.title == aTitle).length;
   function testForError(aFunction) {
     try {
       aFunction();
       return false;
     }
     catch (ex) {
       return ex.name == "NS_ERROR_ILLEGAL_VALUE";
     }
   }
   // open a window and add the above closed window list
   let newWin = openDialog(location, "_blank", "chrome,all,dialog=no");
   newWin.addEventListener("load", function(aEvent) {
     this.removeEventListener("load", arguments.callee, false);
     gPrefService.setIntPref("browser.sessionstore.max_windows_undo",
                             test_state._closedWindows.length);
     ss.setWindowState(newWin, JSON.stringify(test_state), true);
     let closedWindows = JSON.parse(ss.getClosedWindowData());
     is(closedWindows.length, test_state._closedWindows.length,
        "Closed window list has the expected length");
     is(countByTitle(closedWindows, FORGET),
        test_state._closedWindows.length - remember_count,
        "The correct amount of windows are to be forgotten");
     is(countByTitle(closedWindows, REMEMBER), remember_count,
        "Everything is set up.");
     // all of the following calls with illegal arguments should throw NS_ERROR_ILLEGAL_VALUE
     ok(testForError(function() ss.forgetClosedWindow(-1)),
        "Invalid window for forgetClosedWindow throws");
     ok(testForError(function() ss.forgetClosedWindow(test_state._closedWindows.length + 1)),
        "Invalid window for forgetClosedWindow throws");
     // Remove third window, then first window
     ss.forgetClosedWindow(2);
     ss.forgetClosedWindow(null);
     closedWindows = JSON.parse(ss.getClosedWindowData());
     is(closedWindows.length, remember_count,
        "The correct amount of windows were removed");
     is(countByTitle(closedWindows, FORGET), 0,
        "All windows specifically forgotten were indeed removed");
     is(countByTitle(closedWindows, REMEMBER), remember_count,
        "... and windows not specifically forgetten weren't.");
     // clean up
     newWin.close();
     gPrefService.clearUserPref("browser.sessionstore.max_windows_undo");
     finish();
   }, false);
 }